Solution:7) 2X= 100=> X= 50°8) in Traiangle OAP.=> op^2+ Ap ^2= Ao^2=> 9+16= Ao^2=> Ao^2= 25=> AO= 5cmNow,in Traiangle AOC=> oc^2= AC^2+ ao^2=> 49= ac^2+ 25=> 24= ac^2=> ac= 2root6 cm_______________Hope U LIKE it☺☺
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